Techniques to Collect and Analyze the Cognitive Map Knowledge of Persons with Visual Impairment or Blindness: Issues of Validity.

Kitchin, R. M.; Jacobson, R. D.

Journal of Visual Impairment & Blindness, v91 n4 p360-76 Jul-Aug 1997

Assesses techniques used by researchers to collect and analyze data on how people with visual impairments or blindness learn, understand, and think about geographic space. Recommendations are made for increasing the validity of studies, including the use of multiple, mutually supportive tests; larger samples; and real-world environments. (Author/CR)